# EmissionSlotsNotAscending (/docs/errors/chain/EmissionSlotsNotAscending)

`sudo_set_subnet_emission_weights_v2` got a split whose slots are out of order or repeated. List each slot at most once, in declared order (burn, recycle, owner, validator, miner, then gamma slots by netuid).

Declared by the `SubtensorModule` pallet; it classifies to the semantic code [`invalid_argument`](/docs/errors/invalid-argument).

Declared at [`pallets/subtensor/src/macros/errors.rs#L494`](/code/pallets/subtensor/src/macros/errors.rs#L494).

## Remediation [#remediation]

Check the argument values against the operation schema

The same explanation is available in the terminal: `btcli explain EmissionSlotsNotAscending`.